The Nu-LB-Nano130 is built around the NuMicro™Nano130 MCU and provides versatile external devices such as one SPI flash for data storage, one SD card slot supported by SPI port1, one I²C interface serial EEPROM, one UART port with a RS-232 level shifter for console connection (UART0) and one 5-pin SWD interface for ICE debugging.